Leček families are Croats and they are mostly from Mursko Sredisce area. In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and Varazdin.
Prevalence
About 110 people with faimily name Leček live in Croatia today, in 50 households. There were 80 of them in the middle of the past century, and their number increased by 40 percent. They are located in 7 Croatian counties, in 10 cities and 14 other places, mostly in Cakovec (25), in Nedelisce (15) and Pretetinec (<10) in Cakovec area, Zagreb (<10), and in Podturen in Mursko Sredisce area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.